Wsken Warrior Aluminum Alloy Metal Case for iPhone 4 & 4S (Gray) + FREE Screen Protector Wsken Warrior aluminum alloy metal case for iPhone 4 & 4S (Gray) CNC aircraft grade aluminum material,abrasive blasting and hollowed-out technology is adopted for the effective heat radiating,anti-corrosion,anti-skidding,anti-fingerprint,anti-scratch,anti-abrasion. The shock attenuation rubber mat in the back protects your iphone 4 & 4S all sidedly. Brand New in Retail Packaging + FREE Screen Proctector + Cleaning Cloth Available in other colors: Silver,Black,Red